Sgt. Clifton Shackelford visits the Life Long Learning Center to gather information on the Tuition Assistance Freeze on March 4. Without TA there are still ways to continue educational pursuits and attain much sought after degrees. - Sgt. Clifton Shackelford visits the Life Long Learning Center to gather information on the Tuition Assistance Freeze on March 4. Without TA there are still ways to continue educational pursuits and attain much sought after degrees.